Greencastle Weather Forecast

    • 65
    • 85

    Rain Showers Likely

    • 57
    • 82

    Chance Thunderstorms

    • 52
    • 75

    Partly Sunny

    • 49
    • 72

    Mostly Sunny

    • 49
    • 73

    Mostly Sunny

    • 52
    • 76

    Partly Sunny

Today 23 Aug Kanawha

Mostly sunny. Patchy fog this morning. A chance of Showers and Thunderstorms this afternoon. Highs in the mid 80s. South Winds around 5 Mph. Chance of rain 50 percent.

Tonight 23 Aug Kanawha

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Lows in the mid 60s. South Winds around 5 Mph. Chance of rain 70 percent.

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Greencastle Temperature Statistics

August Temperature

Beckley, Raleigh County Memorial Airport (22.4 miles)

  • Lowest 4 August, 2025

    56.6 °F

  • Average August

    70.6 °F

  • Highest 16 August, 2025

    87.7 °F

Climate (2020–Present)

Beckley, Raleigh County Memorial Airport (22.4 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    53.9 °F

  • Average High 2020–2025

    63.5 °F
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